nav {
    display: flex;
    justify-content: end;
    align-items: center;
    margin: 0 auto;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: background-color 0.3s;
}

nav.menu-active {
    background: linear-gradient(135deg, var(--bordo), var(--marrom-escuro));
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--mostarda);
}

.menu-toggle {
    display: block;
    background: linear-gradient(135deg, var(--bordo), var(--marrom-escuro));
    border: none;
    color: var(--bege-claro);
    font-size: 1.5rem;
    cursor: pointer;
    right: 0;
    padding: 0.5rem;
    border-radius: 5px;
}

.nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--bordo);
    flex-direction: column;
    padding: 1rem 0;
}

.nav-links.active {
    display: flex;
}

.nav-links a {
    color: var(--bege-claro);
    text-decoration: none;
    padding: 0.8rem 1.5rem;
    transition: background 0.3s;
    border-left: 3px solid transparent;
}

.nav-links a:hover {
    background: var(--marrom-escuro);
    border-left-color: var(--mostarda);
}